TY  - JOUR
AU  - I. S. Lomov
TI  - Bessel inequality, Riesz theorem, and unconditional basis property for root vectors of ordinary differential operators
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1992
SP  - 33
EP  - 43
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1992_5_a7/
LA  - ru
ID  - VMUMM_1992_5_a7
ER  -